<template>
  <div class="article">
    <el-card>
      <!-- 头部面包屑 -->
      <template #header>
        <el-breadcrumb separator-class="el-icon-arrow-right">
          <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
          <el-breadcrumb-item>内容管理</el-breadcrumb-item>
        </el-breadcrumb>
      </template>
      <!-- 表单 -->
      <el-form label-width="100px">
        <el-form-item label="状态">
          <!-- 单选框组件 -->
          <el-radio-group v-model="form.status">
            <el-radio :label="null">全部</el-radio>
            <el-radio :label="0">草稿</el-radio>
            <el-radio :label="1">待审核</el-radio>
            <el-radio :label="2">审核通过</el-radio>
            <el-radio :label="3">审核失败</el-radio>
            <el-radio :label="4">已删除</el-radio>
          </el-radio-group>
        </el-form-item>
        <!-- 频道 -->
        <el-form-item label="频道">
          <HmSelect :form="form"></HmSelect>
          <!-- <el-select placeholder="请选择" v-model="form.channel_id">
            <el-option
              v-for="item in channelsList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            >
            </el-option>
          </el-select> -->
        </el-form-item>
        <!-- 日期 -->
        <el-form-item>
          <el-date-picker
            v-model="form.picker"
            type="daterange"
            range-separator="至"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
          >
          </el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="submit">筛选</el-button>
        </el-form-item>
      </el-form>
    </el-card>
    <!-- 文章列表 -->
    <el-card>
      <template #header> 根据条件共查询到 {{ total }} 条结果 </template>
      <el-table :data="articleList">
        <!-- 封面 -->
        <el-table-column label="封面">
          <template v-slot="scope">
            <img class="cover" :src="scope.row.cover.images[0]" />
          </template>
        </el-table-column>
        <!-- 标题 -->
        <el-table-column label="标题" prop="title"></el-table-column>
        <!-- 状态 -->
        <el-table-column label="状态" prop="status">
          <template v-slot="scope">
            {{ scope.row.status === 2 ? '审核通过' : '审核不通过' }}
          </template>
        </el-table-column>
        <!-- 发布时间 -->
        <el-table-column label="发布时间" width="320px">
          <template v-slot="{ row }">
            {{ row.pubdate }}
          </template>
        </el-table-column>
        <!-- 阅读数,评论数,点赞 -->
        <el-table-column label="阅读数" prop="read_count"></el-table-column>
        <el-table-column label="评论数" prop="comment_count"></el-table-column>
        <el-table-column label="点赞数" prop="like_count"></el-table-column>
        <!-- 操作按钮 -->
        <el-table-column label="操作" width="300px">
          <template v-slot="scope">
            <div>
              <span>{{ scope.$index }}</span>
              <el-button type="primary" @click="edit(scope.row)"
                >编辑</el-button
              >
              <el-button type="danger" @click="del(scope.row)">删除</el-button>
            </div>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <!-- 分页组件
      el-pagination
          total:总条数
          page-size:页容量
          page-sizes:页容量选项
          current-page:默认页码
          layout="通过参数配制需要的功能 total,sizes,prev,pager,next,jumper"
          @current-change:页码修改后触发function(page){page:当前页码}
          @size-change="页容量修改后触发function(size){size:当前页容量}"
    -->
      <el-pagination
        :total="total"
        :page-size="form.per_page"
        :page-sizes="[1, 10, 20, 30, 40]"
        :current-page="form.page"
        layout="total,sizes,prev,pager,next,jumper"
        @current-change="pageChange"
        @size-change="sizeChange"
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
import { channels, mpArticles, mpArticlesDelete } from '@/api/index.js'
export default {
  data () {
    return {
      form: {
        picker: [],
        status: null,
        channel_id: '',
        begin_pubdate: '',
        end_pubdate: '',
        page: 1,
        per_page: 10
      },
      channelsList: [],
      articleList: [],
      total: 0
    }
  },
  async created () {
    const res = await channels()
    // console.log(res)
    this.channelsList = res.data.channels
    this.getDate()
  },
  watch: {
    'form.picker': {
      handler (newVal, oldVal) {
        if (newVal.length === 2) {
          this.form.begin_pubdate = newVal[0]
          this.form.end_pubdate = newVal[1]
        }
      },
      deep: true
    }
  },
  methods: {
    pickerChange (value) {
      if (value.length === 2) {
        this.form.begin_pubdate = value[0]
        this.form.end_pubdate = value[1]
      }
    },
    async getDate () {
      const res = await mpArticles(this.form)
      this.articleList = res.data.results
      this.total = res.data.total_count
      // console.log(res)
    },
    async submit () {
      this.form.page = 1
      this.getDate()
    },
    pageChange (page) {
      this.form.page = page
      this.getDate()
    },
    sizeChange (size) {
      this.form.per_page = size
      this.form.page = 1
      this.getDate()
    },
    del (row) {
      this.$confirm('确定要删除吗', '温馨提示', {
        type: 'warning',
        confirmButtonText: '确定',
        cancelButtonText: '取消'
      })
        .then(async () => {
          // console.log('确定')
          await mpArticlesDelete(row.id)
          this.$message.success('删除成功')
          this.submit()
        })
        .catch(() => {
          console.log('取消')
        })
    },
    // 编辑
    edit (row) {
      this.$router.push('/publish?id=' + row.id)
    }
  }
}
</script>

<style lang="less" scoped>
.cover {
  width: 50px;
}
.el-range-editor.el-input__inner {
  width: 450px;
}
</style>
